20365688

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{9829}}^1$

素因数の和:9879

約数の個数: 32

約数和(自身を含む): 44824800

約数和(自身を除く): 24459112

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 9829, 19658, 39316, 68803, 78632, 137606, 275212, 363673, 550424, 727346, 1454692, 2545711, 2909384, 5091422, 10182844, 20365688]

約数ペア:

[(1, 20365688), (2, 10182844), (4, 5091422), (7, 2909384), (8, 2545711), (14, 1454692), (28, 727346), (37, 550424), (56, 363673), (74, 275212), (148, 137606), (259, 78632), (296, 68803), (518, 39316), (1036, 19658), (2072, 9829)]